120122001123 has 16 divisors (see below), whose sum is σ = 168247929600. Its totient is φ = 76085439584.

The previous prime is 120122001089. The next prime is 120122001151. The reversal of 120122001123 is 321100221021.

It is a cyclic number.

It is not a de Polignac number, because 120122001123 - 2²⁹ = 119585130211 is a prime.

It is a super-2 number, since 2×120122001123² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (120122001193) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5831661 + ... + 5852222.

It is an arithmetic number, because the mean of its divisors is an integer number (10515495600).

Almost surely, 2^120122001123 is an apocalyptic number.

120122001123 is a deficient number, since it is larger than the sum of its proper divisors (48125928477).

120122001123 is a wasteful number, since it uses less digits than its factorization.

120122001123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11684058.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 120122001123 its reverse (321100221021), we get a palindrome (441222222144).

The spelling of 120122001123 in words is "one hundred twenty billion, one hundred twenty-two million, one thousand, one hundred twenty-three".